1 /*************************************************************************************************** 2 3 Zyan Core Library (Zyan-C) 4 5 Original Author : Florian Bernd 6 7 * Permission is hereby granted, free of charge, to any person obtaining a copy 8 * of this software and associated documentation files (the "Software"), to deal 9 * in the Software without restriction, including without limitation the rights 10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 * copies of the Software, and to permit persons to whom the Software is 12 * furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in all 15 * copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 25 ***************************************************************************************************/ 26 27 #ifndef ZYCORE_ATOMIC_MSVC_H 28 #define ZYCORE_ATOMIC_MSVC_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 #include <Windows.h> 35 36 #include <Zycore/Defines.h> 37 #include <Zycore/Types.h> 38 39 /* ============================================================================================== */ 40 /* Functions */ 41 /* ============================================================================================== */ 42 43 #if defined(ZYAN_MSVC) 44 45 /* ---------------------------------------------------------------------------------------------- */ 46 /* Pointer sized */ 47 /* ---------------------------------------------------------------------------------------------- */ 48 49 #if defined(ZYAN_X86) 50 51 static ZYAN_INLINE ZyanUPointer ZyanAtomicCompareExchange(ZyanAtomicPointer* destination, 52 ZyanUPointer comparand, ZyanUPointer value) 53 { 54 return (ZyanUPointer)ZyanAtomicCompareExchange32((ZyanAtomic32*)destination, comparand, value); 55 } 56 57 static ZYAN_INLINE ZyanUPointer ZyanAtomicIncrement(ZyanAtomicPointer* destination) 58 { 59 return (ZyanUPointer)ZyanAtomicIncrement32((ZyanAtomic32*)destination); 60 } 61 62 static ZYAN_INLINE ZyanUPointer ZyanAtomicDecrement(ZyanAtomicPointer* destination) 63 { 64 return (ZyanUPointer)ZyanAtomicDecrement32((ZyanAtomic32*)destination); 65 } 66 67 #elif defined(ZYAN_X64) 68 69 static ZYAN_INLINE ZyanUPointer ZyanAtomicCompareExchange(ZyanAtomicPointer* destination, 70 ZyanUPointer comparand, ZyanUPointer value) 71 { 72 return (ZyanUPointer)ZyanAtomicCompareExchange64((ZyanAtomic64*)destination, comparand, value); 73 } 74 75 static ZYAN_INLINE ZyanUPointer ZyanAtomicIncrement(ZyanAtomicPointer* destination) 76 { 77 return (ZyanUPointer)ZyanAtomicIncrement64((ZyanAtomic64*)destination); 78 } 79 80 static ZYAN_INLINE ZyanUPointer ZyanAtomicDecrement(ZyanAtomicPointer* destination) 81 { 82 return (ZyanUPointer)ZyanAtomicDecrement64((ZyanAtomic64*)destination); 83 } 84 85 #else 86 # error "Unsupported architecture detected" 87 #endif 88 89 /* ---------------------------------------------------------------------------------------------- */ 90 /* 32-bit */ 91 /* ---------------------------------------------------------------------------------------------- */ 92 93 static ZYAN_INLINE ZyanU32 ZyanAtomicCompareExchange32(ZyanAtomic32* destination, 94 ZyanU32 comparand, ZyanU32 value) 95 { 96 return (ZyanU32)(_InterlockedCompareExchange((volatile LONG*)&(destination->value), 97 (LONG)value, (LONG)comparand)); 98 } 99 100 static ZYAN_INLINE ZyanU32 ZyanAtomicIncrement32(ZyanAtomic32* destination) 101 { 102 return (ZyanU32)(_InterlockedIncrement((volatile LONG*)&(destination->value))); 103 } 104 105 static ZYAN_INLINE ZyanU32 ZyanAtomicDecrement32(ZyanAtomic32* destination) 106 { 107 return (ZyanU32)(_InterlockedDecrement((volatile LONG*)&(destination->value))); 108 } 109 110 /* ---------------------------------------------------------------------------------------------- */ 111 /* 64-bit */ 112 /* ---------------------------------------------------------------------------------------------- */ 113 114 static ZYAN_INLINE ZyanU64 ZyanAtomicCompareExchange64(ZyanAtomic64* destination, 115 ZyanU64 comparand, ZyanU64 value) 116 { 117 return (ZyanU64)(_InterlockedCompareExchange64((volatile LONG64*)&(destination->value), 118 (LONG64)value, (LONG64)comparand)); 119 } 120 121 static ZYAN_INLINE ZyanU64 ZyanAtomicIncrement64(ZyanAtomic64* destination) 122 { 123 return (ZyanU64)(_InterlockedIncrement64((volatile LONG64*)&(destination->value))); 124 } 125 126 static ZYAN_INLINE ZyanU64 ZyanAtomicDecrement64(ZyanAtomic64* destination) 127 { 128 return (ZyanU64)(_InterlockedDecrement64((volatile LONG64*)&(destination->value))); 129 } 130 131 /* ---------------------------------------------------------------------------------------------- */ 132 133 #endif 134 135 /* ============================================================================================== */ 136 137 #ifdef __cplusplus 138 } 139 #endif 140 141 #endif /* ZYCORE_ATOMIC_MSVC_H */ 142